Exchange.php fetchBalance propagate params fix ccxt#5753

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okex3 parseTransaction fee + lowercase currencyId close ccxt#5748

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livecoin throw InsufficientFunds fix ccxt#5749

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livecoin handleErrors fix ccxt#5746, fix ccxt#5749

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huobipro exceptions base-record-invalid → OrderNotFound fix ccxt#5750

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leftover self in static method in exchange.py fix ccxt#747

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Exchange.php decimal_to_precision fix ccxt#5744

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bittrex CPC → Capricoin ccxt#5740

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bithumb parseTicker quoteVolume fix

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livecoin CapriCoin → Capricoin fix ccxt#5740

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